18 Years Factory Graphite Packing Rings - Nano Bacteria House Ball Fish Tank Purification Water Filter Material Culture Media for Water Treatment – Bestn

Nano bacterial balls can decompose and absorb ammonia, nitrous nitrogen, hydrogen sulfide and heavy metals, and have the characteristics of “multivalent cation”, which can enhance the ability to absorb nitrifying bacteria, accelerate the growth of microorganisms, effectively and quickly exert the effect of filter media, and form beneficial bacteria group.

It is a neutral filter material, suitable for all kinds of fish tanks, common in fresh sea water, and can be used in various filters, such as top filter, bottom filter, drip box, etc.